from tkinter import *
X=int(input())
Y=int(input())
N=int(input())
coords = [0, 0, 10, 0, 10, 10, 20, 10, 20, 0,  30, 0, 30, 20, 0, 20]
root = Tk()
root.title("ИТ марафон")
root.geometry("500x500")
canvas =  Canvas(bg="white", width=5000, height=500)
canvas.pack(anchor=CENTER, expand=1)
if N == 0 and X>=0 and X<=500 and  Y>=0 and Y<=500:
    pass
else:
    if  N > 0 and 0*N+X>=0 and 0*N+Y>=0 and 20*N+X<=500 and 20*N+Y<=500:
        pass
    else:
         if  N < 0 and 20*N+X>=0 and 20*N+Y>=0 and 0*N+X<=500 and 0*N+Y<=500:
             pass
         else:
             print(" Размер фигуры превышает максимальный размер поля ")
             exit()               
canvas.create_polygon(coords [0] *N+X, coords [1] *N+Y,
                                          coords [2] *N+X, coords [3] *N+Y,
                                          coords [4] *N+X, coords [5] *N+Y,
                                          coords [6] *N+X, coords [7] *N+Y,
                                          coords [8] *N+X, coords [9] *N+Y,
                                          coords [10] *N+X, coords [11] *N+Y,
                                          coords [12] *N+X, coords [13] *N+Y,
                                          coords [14] *N+X, coords [15] *N+Y,)
root.mainloop()
                    
